on April 15, 2022
What are the main products of weathering of igneous rocks?
GeologyWhat are all the products of weathering? Common Mineral Typical Weathering Products Quartz Quartz as sand grains Feldspar Clay minerals plus potassium, sodium, and calcium in solution Biotite and amphibole Chlorite plus iron and magnesium in solution Pyroxene and olivine Serpentine plus iron and magnesium in solution What are the four major products of weathering?
on April 15, 2022
What is the most important topographic feature of the ocean floor?
GeologyAbyssal plains Continuing your journey across the ocean basin, you would descend the steep continental slope to the abyssal plain. At depths of over 10,000 feet and covering 70% of the ocean floor, abyssal plains are the largest habitat on earth. What is the main feature of the ocean floor? Features of the ocean floor
on April 15, 2022
How long have volcanoes existed?
GeologySo to answer your original question, volcanoes have been erupting on Earth for at least the last 4 billion years and were undoubtedly more active in the distant past than they are today. During historic times, not a year has gone by without a volcanic eruption somewhere on Earth. When did volcanoes first appear? On
on April 15, 2022
Can you still see lava in Hawaii?
GeologyLava Questions and Answers Q: Can you see lava in Hawaii right now? Yes! The currently ongoing eruption is contained within the Halemaʻumaʻu crater. Check out our often updated viewing tips for how to best see the lava. Where can you see lava in Hawaii 2020? Locating the Lava Flows Hawaii Volcanoes National Park is
on April 15, 2022
Are ice quakes dangerous?
GeologyNot like an earthquake Flisfeder said while the quakes cause popping sounds that can startle many, they aren’t dangerous. Those fissures aren’t typically strong enough to shake foundations of homes, he said. Can you feel a frost quake? Sometimes in the winter, you might hear a loud boom or feel the ground shake. What causes
on April 15, 2022
What is the pH of pumice?
GeologypH neutralpH neutral. —pumice does not attract or host fungi, nematodes, or insects. —pumice makes an excellent component to composts, mitigating volatilization during composting and then contributing in-soil. These advantages can be realized with as little as a 10% addition of pumice to the soil or growing medium. Does pumice increase PH? It has spongy
on April 15, 2022
Where do tsunamis form?
GeologyTsunamis occur most often in the Pacific Ocean and Indonesia because the Pacific Rim bordering the Ocean has a large number of active submarine earthquake zones. However, tsunamis have also occurred recently in the Mediterranean Sea region and are expected in the Caribbean Sea as well. How do tsunami form? The vast majority of tsunamis
on April 15, 2022
When was the last earthquake in Victoria?
GeologyGeoscience Australia can confirm that a 5.9 magnitude earthquake was recorded at 09.15 AEST, Wednesday, . The earthquake epicentre has been confirmed as north of Rawson, Victoria and was recorded at a depth of approximately 10kms. Has there been any earthquakes in Victoria? Victoria’s SES on Tuesday said that a 2.7 magnitude earthquake was detected
on April 15, 2022
How are igneous and sedimentary rocks similar?
GeologyThey are the same hard as granite. Both rock types can be porous and vesicular, e. g. porous limestone as a representative of sedimentary rock and scoria as an example of igneous rock. Both sedimentary rocks and igneous can be quite dense and hard. No doubt, that igneous rock is hard. What are the similarities
on April 15, 2022
What elements make up plagioclase feldspar?
GeologyThe feldspars are divided into 2 broad categories: plagioclase, which contains calcium and sodium; and orthoclase, which contains potassium. What is the composition of plagioclase? Plagioclase Mineral Data General Plagioclase Information Chemical Formula: (Na,Ca)(Si,Al)4O8 Composition: Molecular Weight = 270.77 gm Sodium 4.25 % Na 5.72 % Na2O Calcium 7.40 % Ca 10.36 % CaO What